Dell OptiPlex 740 DCCY, Quick Reference Manual

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Quick Reference Guide
Small Form Factor Computer
CAUTION:
Before you begin any of the procedures in this section, follow the
safety instructions in the Product Information Guide .
CAUTION:
To guard against electrical shock, always unplug your computer from
the electrical outlet before removing the computer cover.
1
Follow the procedures in "Before You Begin" on page 32.
2
If you have installed a padlock through the padlock ring on the back panel,
remove the padlock.
3
Lay the computer on its side.
4
Slide the release latch back as you lift the cover.
5
Grip the sides of the computer cover and pivot the cover up using the
bottom hinges as leverage points.
6
Remove the cover from the hinge tabs and set it aside on a soft
nonabrasive surface.
CAUTION:
Graphic card heat sinks can become very hot during normal operation.
Ensure that a graphic card heat sink has had sufficient time to cool before you
touch it.